http://sourceforge.net/projects/xvidcap/

Download the .deb package

Double-click - you'll get a warning that there's a later version available. Close the warning and continue. Click "Install Package". Once downloaded and configured, there's a final step to take.

Lock down the version. Open the Synaptic Package Manager. Search for Xvidcap and select it. Go to Package menu and select Force version. From the drop-down menu, select the 1.1.7 version and click Force version.